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JAMB - Mathematics (2002 - No. 35)
The range of the data: k+2, k-3, k+4, k-2, k, k-5, k+3, k-1, and k+6 is
10
11
6
8
解释
Range = Highest value - Lowest value
= (k + 6) - (k - 5)
= 11
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